Advertisements
Advertisements
प्रश्न
Long answer question.
Explain the chemical nature, structure and role of phospholipids in the biological membrane.
Advertisements
उत्तर
Chemical nature: Phospholipids are amphiphilic in nature. As they have a hydrophilic head and hydrophobic tail.
Structure: It contains alcohol, two fatty acid chains and a phosphate group.
Role: Phospholipids forms the membranes around the cells and cellular organelles. They form a lipid bilayer membrane. The phospholipids are arranged tail to tail. It serves as a barrier against the movement of any ions or polar compounds into and out of the cell.
APPEARS IN
संबंधित प्रश्न
Answer the following question.
How many types of polysaccharides you know?
Answer the following question.
Enlist the significance of carbohydrates.
Answer the following question.
What is the basic difference between saturated and unsaturated fatty acid?
Answer the following question.
Explain the secondary structure of a protein with examples.
Answer the following question.
Describe the concept of metabolic pool.
Answer the following question.
How do secondary metabolites useful for mankind?
Complete the following chart.
| Protein | Physiological role |
| Collagen | ___________ |
| __________ | Responsible for muscle contraction |
| Immunoglobulin IgG | ___________ |
| ___________ | Significant in respiration |
| Fibrinogen | ____________ |
Long answer question.
Describe the factors affecting enzyme action.
Name the form in which carbohydrate is transported in a plant.
The most abundant molecule in cell is ______.
